Across
- 3. Smallest of the blood vessels through which exchanges take place between the blood and cells of the body
- 6. The passages that branch from the trachea and direct air into the lungs
- 9. muscular funnel passageway used by food, liquid and air, which helps with swallowing.
- 11. the layer of ciliated, mucus-covered cells in the respiratory tract
- 15. organ that helps your breathe
- 17. the cavity behind the nose and above the roof of the mouth that filters air
- 18. referring to the lungs,
- 23. blood from the nose
- 24. Abnormal lung sound caused by the sudden opening of fluid-filled airways
- 25. tiny sacs of lung tissue specialized for the movement of gases between air and blood
- 28. rings of cartilage that provide structural support to trachea and bronchi
- 29. absence of breathing
- 30. short structures projecting from a cell and containing bundles of microtubules that move a cell
Down
- 1. Membrane surrounding the lungs that help the organ slide smoothly against the ribs and muscles
- 2. exchange of air between the lungs and ambient air
- 4. smaller tubular branches of the airways
- 5. A pathway for oxygen, food and liquid to enter the body. Contains the teeth, tongue and salivary glands.
- 7. thick mucus secreted by the respiratory lining
- 8. A pathway for oxygen to enter the lungs
- 10. epithelial membrane covering the outer surface of the lungs
- 12. incomplete expansion of the alveoli or collapsed lung
- 13. epithelial membrane covering the inner surface of the thoracic cavity
- 14. a variety of abnormal respiratory sounds heard on auscultation
- 16. Seperates the nares
- 19. Sheet of muscle beneath the lungs that contracts and relaxes
- 20. exchange of oxygen and carbon dioxide between the atmosphere and cells of the body
- 21. chronic allergic disorder
- 22. your throat
- 26. flap of tissue that prevents choking
- 27. another word for your voice box